Dear Hank & John

Do you ever wonder if a listener question comes from a celebrity? Why are most metals gray?  Why does holding a baby silence the worry? How do you decide what to do after school? Can moles convert CO2 to Oxygen? How do you deal with grief? How do potatoes know which way is up? …Hank and John Green have answers!If you're in need of dubious advice, email us at hankandjohn@gmail.comJoin us for monthly livestreams at patreon.com/dearhankandjohnProduced for Hank and John Green by ComplexlySee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.